JSFiddle - React, Tailwind, and code Playground
JavaScript
function partialAny(fn) {
var args = [].slice.call(arguments, 1);
return function() {
var oldArgs = args.slice();
var newArgs = [].slice.call(arguments);
for(var i = 0; i < oldArgs.length; i++) {
if(oldArgs[i] === undefined) {
oldArgs[i] = newArgs.shift();
}
}
oldArgs = oldArgs.concat(newArgs);
return fn.apply(null, oldArgs);
}
}
function test(a, b, c) { return 'a=' + a + ',b=' + b + ',c=' + c; }
//var test1_3 = partialAny(test, 1, undefined, 3);
console.log(partialAny(test, 1, undefined,3)(5)); // a=1,b=5,c=3